import sys

def bar(num):
    print 'i like ' + str(num)

def foo(num):
    if num < 10:
        print 'Hello world' + str(num)
    elif num < 15:
        print 'Boom yummy'
    else:
        print 'asdf again'
i = 0

while i < 10:
    print 'Hello world'
    
    i+= 1

for i in range(0, 20):
    print 'Hello world' + str(i)
    foo(i)
    i +=1





bar(i)